Arnold-Creager Co. v. Barkwill Brick Co.
Court of Appeals for the Sixth Circuit
Appeal from the District Court of the United States for the Northern District of Ohio; John H. Clarke, Judge. Suit by the Arnold-Creager Company against the Barkwill Brick Company and the Wellington Machine Company. Decree for defendants, and complainant appeals.
1Opinion of the Court
KNAPPEN, Circuit Judge.
Suit for infringement of the Arnold patent, No. 787, 019, April 11, 1905. The invention relates to the type of “horizontal soft mud” brick machines, consisting generally of a pug mill by which the clay is — by means of knives and propellers carried by a “horizontal pug shaft” extending longitudinally through the mill — cut, mixed, and advanced into a charging ®r pressing chamber at the front end of the mill, where by means of a vertically reciprocating inside press it is forced into molds, which are then mechanically delivered from the machine. The claims involved are…
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- Western Electric Co. v. LaRueSupreme Court of the United States · 1891
- Hoyt v. HorneSupreme Court of the United States · 1892
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